GB1357198A - Method and devices for shaping resharpening or cleaning tips - Google Patents

Method and devices for shaping resharpening or cleaning tips

Info

Publication number
GB1357198A
GB1357198A GB3536771A GB3536771A GB1357198A GB 1357198 A GB1357198 A GB 1357198A GB 3536771 A GB3536771 A GB 3536771A GB 3536771 A GB3536771 A GB 3536771A GB 1357198 A GB1357198 A GB 1357198A
Authority
GB
United Kingdom
Prior art keywords
tip
cathode
electrode
shaping
pointed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB3536771A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bpifrance Financement SA
Original Assignee
Agence National de Valorisation de la Recherche ANVAR
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agence National de Valorisation de la Recherche ANVAR filed Critical Agence National de Valorisation de la Recherche ANVAR
Publication of GB1357198A publication Critical patent/GB1357198A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K15/00—Electron-beam welding or cutting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/305—Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating or etching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/022—Manufacture of electrodes or electrode systems of cold cathodes
    • H01J9/025—Manufacture of electrodes or electrode systems of cold cathodes of field emission cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2209/00—Apparatus and processes for manufacture of discharge tubes
    • H01J2209/02—Manufacture of cathodes
    • H01J2209/022—Cold cathodes
    • H01J2209/0223—Field emission cathodes
    • H01J2209/0226—Sharpening or resharpening of emitting point or edge

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
GB3536771A 1970-07-31 1971-07-28 Method and devices for shaping resharpening or cleaning tips Expired GB1357198A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7028388A FR2098954A5 (fr) 1970-07-31 1970-07-31

Publications (1)

Publication Number Publication Date
GB1357198A true GB1357198A (en) 1974-06-19

Family

ID=9059619

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3536771A Expired GB1357198A (en) 1970-07-31 1971-07-28 Method and devices for shaping resharpening or cleaning tips

Country Status (7)

Country Link
US (1) US3763346A (fr)
BE (1) BE770634A (fr)
CA (1) CA946937A (fr)
DE (1) DE2138339C3 (fr)
FR (1) FR2098954A5 (fr)
GB (1) GB1357198A (fr)
NL (1) NL167546C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172741A (en) * 1985-03-04 1986-09-24 Philips Nv Semiconductor cathodes

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5062766A (fr) * 1973-10-05 1975-05-28
US4892752A (en) * 1987-08-12 1990-01-09 Oki Electric Industry Co., Ltd. Method of ion implantation
JP2634295B2 (ja) * 1990-05-17 1997-07-23 双葉電子工業株式会社 電子放出素子
DE9005786U1 (de) * 1990-05-21 1990-08-30 Forschungszentrum Jülich GmbH, 52428 Jülich Anordnung zum In-situ-Ausglühen von Emissions- oder Tunnelspitzen
DE4040201C2 (de) * 1990-12-15 1994-11-24 Hell Ag Linotype Verfahren zum wartungsarmen Betrieb einer Vorrichtung zur Herstellung einer Oberflächenstruktur und Vorrichtung zur Durchführung des Verfahrens
EP0714114A1 (fr) * 1990-12-28 1996-05-29 Sony Corporation Procédé de fabrication d'un dispositif de visualisation plat
CA2126535C (fr) 1993-12-28 2000-12-19 Ichiro Nomura Appareil a faisceau electronique et appareil d'imagerie
FR2750785B1 (fr) * 1996-07-02 1998-11-06 Pixtech Sa Procede de regeneration de micropointes d'un ecran plat de visualisation
JP2002527628A (ja) * 1998-10-21 2002-08-27 シーメンス アクチエンゲゼルシヤフト 製品の浄化方法と被覆方法およびそのための装置
ITRM20040464A1 (it) * 2004-09-29 2004-12-29 Uni Degli Studi Di Roma Tor Vergata Dispositivo per la pulizia di punte di un microscopio a scansione tunnel (stm), microscopio a scansione tunnel e relativo procedimento di pulizia.
EP1746629A1 (fr) * 2005-07-22 2007-01-24 ICT, Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik Mbh agencement d' émetteurs de champ et procédé de nettoyage d' une surface émettant d' un émetteur de champs
US8080930B2 (en) * 2006-09-07 2011-12-20 Michigan Technological University Self-regenerating nanotips for low-power electric propulsion (EP) cathodes
US8460049B2 (en) * 2011-11-10 2013-06-11 Khalifa University Of Science And Technology & Research (Kustar) Fabrication of super ion—electron source and nanoprobe by local electron bombardment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385949A (en) * 1964-10-23 1968-05-28 Hughes Aircraft Co Ion gun apparatus for treatment of surfaces with beams of very small size

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172741A (en) * 1985-03-04 1986-09-24 Philips Nv Semiconductor cathodes
GB2172741B (en) * 1985-03-04 1989-09-06 Philips Nv Semiconductor cathode arrangements

Also Published As

Publication number Publication date
FR2098954A5 (fr) 1972-03-10
NL167546C (nl) 1981-12-16
DE2138339C3 (de) 1979-03-29
DE2138339B2 (de) 1978-07-27
DE2138339A1 (de) 1972-02-03
US3763346A (en) 1973-10-02
BE770634A (fr) 1971-12-01
NL7110448A (fr) 1972-02-02
CA946937A (en) 1974-05-07
NL167546B (nl) 1981-07-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee